/*
 * Copyright (c) 2022 Proton Technologies AG
 * This file is part of Proton Technologies AG and Proton Mail.
 *
 * Proton Mail is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Proton Mail is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Proton Mail. If not, see <https://www.gnu.org/licenses/>.
 */

package ch.protonmail.android.mailmailbox.presentation.paging.search

import androidx.paging.compose.LazyPagingItems
import ch.protonmail.android.mailmailbox.presentation.mailbox.MailboxScreenState
import ch.protonmail.android.mailmailbox.presentation.mailbox.model.MailboxItemUiModel
import ch.protonmail.android.mailmailbox.presentation.mailbox.model.MailboxSearchMode
import ch.protonmail.android.mailmailbox.presentation.paging.isPageEmpty

object SearchStateFinder {

    fun getBestSearchState(
        paging: LazyPagingItems<MailboxItemUiModel>,
        searchMode: MailboxSearchMode
    ): MailboxScreenState {
        return when (searchMode) {
            MailboxSearchMode.NewSearch -> NewSearchStateHandler.getNextState(paging, searchMode)
            MailboxSearchMode.NewSearchLoading -> SearchLoadingStateHandler.getNextState(paging)
            else -> {
                if (paging.isPageEmpty()) {
                    SearchNoDataStateHandler.getNextState(paging)
                } else {
                    SearchDataStateHandler.getNextState(paging)
                }
            }
        }
    }
}
